例句與造句

1. There are two parts in this paper : firstly , a set of single doppler velocity models are presented for typical ambient windfields that include those of being uniform horizontally , macroscale convergence and divergence , which overlap warm and cold advection . which are marked by different signatures in the single doppler velocity field . the models proposed can help users identify useful information from the dopple velocity patterns
   本論文包括兩個部分：第一篇通過對典型風場的單多普勒天氣雷達徑向速度圖象進行模擬，典型風場包括水平均勻一致的風場、非均勻水平風場的大尺度運動的輻合輻散風場以及大尺度運動的輻合輻散風場與冷暖平流的迭加等。
2. It's difficult to find velocity pattern in a sentence. 用velocity pattern造句挺難的